How popular is Earleen?

Earleen is a somewhat prominent first name for females (#2653 out of 4276, Top 62%) but an unusual surname for both adults and children. (2000 U.S. DEMOGRAPHICS)

Earleen entered the list in 1920-1929 and reached its apex position of #1362 in the U.S. in the 1940s, but is not found in the list currently. (TOP BABY NAMES, 2016)

Which version is better?

Prominent related forms of Earleen are Earlene, Earlie, Earline, Erlene and Erline. These forms of Earleen were favored as birth names during 1930-1939 (AVERAGE #969), but now, forms like Earline have become somewhat dated.